陳建維練乃華2021-03-252021-03-2520201023-2842http://dx.doi.org/10.6160/SYSMR.202006_28(2).0001https://scholars.lib.ntu.edu.tw/handle/123456789/555192Fear of Product Obsolescence and Intention to Upgradejournal article10.6160/SYSMR.202006_28(2).0001